Pomona (Wilton Heights) CA, US: 34.0667, -117.7506
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 17, 2021, 11 p.m. | 9.8 ppb (10) | 1.9 ppb (2) | N/A | 8.0 ppb (8) | N/A | N/A | 53.0 ppb (50) | 0.31 ppb (4) | N/A | N/A | 50.0 | |
| Jan. 17, 2021, 10 p.m. | 10.0 ppb (10) | 2.4 ppb (3) | N/A | 8.0 ppb (8) | N/A | N/A | 52.0 ppb (49) | 0.28 ppb (4) | N/A | N/A | 49.0 | |
| Jan. 17, 2021, 9 p.m. | 7.9 ppb (8) | 1.8 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | 50.0 ppb (47) | 0.25 ppb (3) | N/A | N/A | 47.0 | |
| Jan. 17, 2021, 8 p.m. | 8.2 ppb (8) | 2.3 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | 47.0 ppb (44) | 0.23 ppb (3) | N/A | N/A | 44.0 | |
| Jan. 17, 2021, 7 p.m. | 11.3 ppb (11) | 2.9 ppb (3) | N/A | 8.0 ppb (8) | N/A | N/A | 43.0 ppb (40) | 0.25 ppb (3) | N/A | N/A | 40.0 | |
| Jan. 17, 2021, 6 p.m. | 19.8 ppb (19) | 6.0 ppb (6) | N/A | 14.0 ppb (14) | N/A | N/A | 34.0 ppb (32) | 0.3 ppb (4) | N/A | N/A | 32.0 | |
| Jan. 17, 2021, 5 p.m. | 21.5 ppb (21) | 6.4 ppb (7) | N/A | 15.0 ppb (15) | N/A | N/A | 28.0 ppb (26) | 0.34 ppb (4) | N/A | N/A | 26.0 | |
| Jan. 17, 2021, 4 p.m. | 37.0 ppb (35) | 15.0 ppb (15) | N/A | 22.0 ppb (21) | N/A | N/A | 16.0 ppb (15) | 0.53 ppb (6) | N/A | N/A | 35.0 | |
| Jan. 17, 2021, 3 p.m. | 30.9 ppb (30) | 7.5 ppb (8) | N/A | 23.0 ppb (22) | N/A | N/A | 10.0 ppb (10) | 0.47 ppb (6) | N/A | N/A | 30.0 | |
| Jan. 17, 2021, 2 p.m. | 35.3 ppb (34) | 8.2 ppb (8) | N/A | 27.0 ppb (26) | N/A | N/A | 5.0 ppb (5) | 0.49 ppb (6) | N/A | N/A | 34.0 | |
| Jan. 17, 2021, 1 p.m. | 33.9 ppb (32) | 6.9 ppb (7) | N/A | 27.0 ppb (26) | N/A | N/A | 5.0 ppb (5) | 0.47 ppb (6) | N/A | N/A | 32.0 | |
| Jan. 17, 2021, noon | 27.3 ppb (26) | 3.6 ppb (4) | N/A | 24.0 ppb (23) | N/A | N/A | 7.0 ppb (7) | 0.39 ppb (5) | N/A | N/A | 26.0 | |
| Jan. 17, 2021, 11 a.m. | 29.3 ppb (28) | 4.8 ppb (5) | N/A | 25.0 ppb (24) | N/A | N/A | 5.0 ppb (5) | 0.42 ppb (5) | N/A | N/A | 28.0 | |
| Jan. 17, 2021, 10 a.m. | 31.3 ppb (30) | 5.9 ppb (6) | N/A | 25.0 ppb (24) | N/A | N/A | 5.0 ppb (5) | 0.45 ppb (6) | N/A | N/A | 30.0 | |
| Jan. 17, 2021, 9 a.m. | 35.9 ppb (34) | 8.2 ppb (8) | N/A | 28.0 ppb (27) | N/A | N/A | 4.0 ppb (4) | 0.53 ppb (6) | N/A | N/A | 34.0 | |
| Jan. 17, 2021, 8 a.m. | 39.8 ppb (38) | 10.8 ppb (11) | N/A | 29.0 ppb (28) | N/A | N/A | 3.0 ppb (3) | 0.63 ppb (7) | N/A | N/A | 38.0 | |
| Jan. 17, 2021, 7 a.m. | 44.1 ppb (42) | 13.1 ppb (13) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.74 ppb (8) | N/A | N/A | 42.0 | |
| Jan. 17, 2021, 6 a.m. | 51.6 ppb (49) | 17.2 ppb (17) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.85 ppb (10) | N/A | N/A | 49.0 | |
| Jan. 17, 2021, 5 a.m. | 49.8 ppb (47) | 12.2 ppb (12) | N/A | 38.0 ppb (36) | N/A | N/A | 4.0 ppb (4) | 0.87 ppb (11) | N/A | N/A | 47.0 | |
| Jan. 17, 2021, 4 a.m. | 57.8 ppb (56) | 18.4 ppb (18) | N/A | 39.0 ppb (37) | N/A | N/A | 3.0 ppb (3) | 0.94 ppb (11) | N/A | N/A | 56.0 | |
| Jan. 17, 2021, 3 a.m. | 74.9 ppb (74) | 29.6 ppb (28) | N/A | 45.0 ppb (43) | N/A | N/A | 3.0 ppb (3) | 1.18 ppb (14) | N/A | N/A | 74.0 | |
| Jan. 17, 2021, 2 a.m. | 43.1 ppb (41) | 3.9 ppb (4) | N/A | 39.0 ppb (37) | N/A | N/A | 15.0 ppb (14) | 0.7 ppb (8) | N/A | N/A | 41.0 | |
| Jan. 17, 2021, 1 a.m. | 68.2 ppb (67) | 14.5 ppb (14) | N/A | 54.0 ppb (51) | N/A | N/A | 12.0 ppb (12) | 0.99 ppb (12) | N/A | N/A | 67.0 | |
| Jan. 17, 2021, midnight | 28.1 ppb (27) | 3.1 ppb (3) | N/A | 25.0 ppb (24) | N/A | N/A | 40.0 ppb (38) | 0.49 ppb (6) | N/A | N/A | 38.0 | |
| Jan. 16, 2021, 11 p.m. | 21.1 ppb (20) | 3.5 ppb (4) | N/A | 18.0 ppb (17) | N/A | N/A | 48.0 ppb (45) | 0.41 ppb (5) | N/A | N/A | 45.0 | |
| Jan. 16, 2021, 10 p.m. | 17.6 ppb (17) | 3.6 ppb (4) | N/A | 14.0 ppb (14) | N/A | N/A | 49.0 ppb (46) | 0.33 ppb (4) | N/A | N/A | 46.0 | |
| Jan. 16, 2021, 9 p.m. | 18.9 ppb (18) | 4.4 ppb (5) | N/A | 15.0 ppb (15) | N/A | N/A | 46.0 ppb (43) | 0.33 ppb (4) | N/A | N/A | 43.0 | |
| Jan. 16, 2021, 8 p.m. | 27.0 ppb (26) | 7.6 ppb (8) | N/A | 19.0 ppb (18) | N/A | N/A | 37.0 ppb (35) | 0.36 ppb (5) | N/A | N/A | 35.0 | |
| Jan. 16, 2021, 7 p.m. | 35.1 ppb (34) | 11.7 ppb (12) | N/A | 23.0 ppb (22) | N/A | N/A | 30.0 ppb (28) | 0.42 ppb (5) | N/A | N/A | 34.0 | |
| Jan. 16, 2021, 6 p.m. | 35.9 ppb (34) | 13.8 ppb (14) | N/A | 22.0 ppb (21) | N/A | N/A | 25.0 ppb (24) | 0.4 ppb (5) | N/A | N/A | 34.0 | |
| Jan. 16, 2021, 5 p.m. | 54.9 ppb (52) | 26.0 ppb (25) | N/A | 29.0 ppb (28) | N/A | N/A | 17.0 ppb (16) | 0.58 ppb (7) | N/A | N/A | 52.0 | |
| Jan. 16, 2021, 4 p.m. | 110.3 ppb (103) | 74.4 ppb (73) | N/A | 36.0 ppb (34) | N/A | N/A | 6.0 ppb (6) | 1.04 ppb (12) | N/A | N/A | 103.0 | |
| Jan. 16, 2021, 3 p.m. | 88.3 ppb (88) | 56.6 ppb (54) | N/A | 32.0 ppb (31) | N/A | N/A | 3.0 ppb (3) | 0.75 ppb (10) | N/A | N/A | 88.0 | |
| Jan. 16, 2021, 2 p.m. | 72.9 ppb (72) | 42.6 ppb (41) | N/A | 30.0 ppb (29) | N/A | N/A | 2.0 ppb (2) | 0.67 ppb (8) | N/A | N/A | 72.0 | |
| Jan. 16, 2021, 1 p.m. | 80.7 ppb (80) | 48.6 ppb (46) | N/A | 32.0 ppb (31) | N/A | N/A | 2.0 ppb (2) | 0.67 ppb (8) | N/A | N/A | 80.0 | |
| Jan. 16, 2021, noon | 60.2 ppb (58) | 29.6 ppb (28) | N/A | 31.0 ppb (30) | N/A | N/A | 2.0 ppb (2) | 0.56 ppb (7) | N/A | N/A | 58.0 | |
| Jan. 16, 2021, 11 a.m. | 64.2 ppb (62) | 32.2 ppb (31) | N/A | 32.0 ppb (31) | N/A | N/A | 2.0 ppb (2) | 0.68 ppb (8) | N/A | N/A | 62.0 | |
| Jan. 16, 2021, 10 a.m. | 53.7 ppb (51) | 22.8 ppb (22) | N/A | 31.0 ppb (30) | N/A | N/A | 2.0 ppb (2) | 0.65 ppb (8) | N/A | N/A | 51.0 | |
| Jan. 16, 2021, 9 a.m. | 55.4 ppb (53) | 21.7 ppb (21) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.71 ppb (8) | N/A | N/A | 53.0 | |
| Jan. 16, 2021, 8 a.m. | 46.4 ppb (44) | 13.3 ppb (13) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.6 ppb (7) | N/A | N/A | 44.0 | |
| Jan. 16, 2021, 7 a.m. | 46.7 ppb (45) | 13.4 ppb (13) | N/A | 33.0 ppb (32) | N/A | N/A | 4.0 ppb (4) | 0.59 ppb (7) | N/A | N/A | 45.0 | |
| Jan. 16, 2021, 6 a.m. | 49.6 ppb (47) | 14.5 ppb (14) | N/A | 35.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.63 ppb (7) | N/A | N/A | 47.0 | |
| Jan. 16, 2021, 5 a.m. | 64.7 ppb (63) | 26.1 ppb (25) | N/A | 39.0 ppb (37) | N/A | N/A | 3.0 ppb (3) | 0.77 ppb (10) | N/A | N/A | 63.0 | |
| Jan. 16, 2021, 4 a.m. | 67.1 ppb (65) | 25.7 ppb (25) | N/A | 41.0 ppb (39) | N/A | N/A | 3.0 ppb (3) | 0.76 ppb (10) | N/A | N/A | 65.0 | |
| Jan. 16, 2021, 3 a.m. | 78.2 ppb (77) | 33.4 ppb (32) | N/A | 45.0 ppb (43) | N/A | N/A | 2.0 ppb (2) | 0.89 ppb (11) | N/A | N/A | 77.0 | |
| Jan. 16, 2021, 2 a.m. | 82.2 ppb (82) | 31.9 ppb (31) | N/A | 50.0 ppb (48) | N/A | N/A | 3.0 ppb (3) | 0.99 ppb (12) | N/A | N/A | 82.0 | |
| Jan. 16, 2021, 1 a.m. | 73.3 ppb (72) | 22.7 ppb (22) | N/A | 51.0 ppb (49) | N/A | N/A | 6.0 ppb (6) | 1.16 ppb (14) | N/A | N/A | 72.0 | |
| Jan. 16, 2021, midnight | 38.4 ppb (37) | 7.5 ppb (8) | N/A | 31.0 ppb (30) | N/A | N/A | 30.0 ppb (28) | 0.55 ppb (7) | N/A | N/A | 37.0 | |
| Jan. 15, 2021, 11 p.m. | 25.5 ppb (25) | 5.0 ppb (5) | N/A | 21.0 ppb (20) | N/A | N/A | 41.0 ppb (38) | 0.39 ppb (5) | N/A | N/A | 38.0 | |
| Jan. 15, 2021, 10 p.m. | 26.3 ppb (25) | 6.3 ppb (6) | N/A | 20.0 ppb (19) | N/A | N/A | 41.0 ppb (38) | 0.36 ppb (5) | N/A | N/A | 38.0 | |
| Jan. 15, 2021, 9 p.m. | 26.2 ppb (25) | 6.8 ppb (7) | N/A | 19.0 ppb (18) | N/A | N/A | 39.0 ppb (37) | 0.35 ppb (4) | N/A | N/A | 37.0 | |
| Jan. 15, 2021, 8 p.m. | 18.0 ppb (17) | 4.9 ppb (5) | N/A | 13.0 ppb (13) | N/A | N/A | 42.0 ppb (39) | 0.29 ppb (4) | N/A | N/A | 39.0 | |
| Jan. 15, 2021, 7 p.m. | 26.5 ppb (25) | 7.9 ppb (8) | N/A | 19.0 ppb (18) | N/A | N/A | 35.0 ppb (33) | 0.31 ppb (4) | N/A | N/A | 33.0 | |
| Jan. 15, 2021, 6 p.m. | 39.0 ppb (37) | 14.2 ppb (14) | N/A | 25.0 ppb (24) | N/A | N/A | 26.0 ppb (25) | 0.42 ppb (5) | N/A | N/A | 37.0 | |
| Jan. 15, 2021, 5 p.m. | 42.0 ppb (40) | 16.0 ppb (16) | N/A | 26.0 ppb (25) | N/A | N/A | 21.0 ppb (20) | 0.46 ppb (6) | N/A | N/A | 40.0 | |
| Jan. 15, 2021, 4 p.m. | 89.8 ppb (90) | 55.0 ppb (53) | N/A | 35.0 ppb (34) | N/A | N/A | 8.0 ppb (8) | 0.83 ppb (10) | N/A | N/A | 90.0 | |
| Jan. 15, 2021, 3 p.m. | 83.8 ppb (83) | 47.4 ppb (45) | N/A | 36.0 ppb (34) | N/A | N/A | 4.0 ppb (4) | 0.7 ppb (8) | N/A | N/A | 83.0 | |
| Jan. 15, 2021, 2 p.m. | 75.4 ppb (74) | 39.1 ppb (37) | N/A | 36.0 ppb (34) | N/A | N/A | 2.0 ppb (2) | 0.67 ppb (8) | N/A | N/A | 74.0 | |
| Jan. 15, 2021, 1 p.m. | 51.9 ppb (49) | 19.1 ppb (19) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.49 ppb (6) | N/A | N/A | 49.0 | |
| Jan. 15, 2021, noon | 44.4 ppb (42) | 12.8 ppb (13) | N/A | 32.0 ppb (31) | N/A | N/A | 3.0 ppb (3) | 0.41 ppb (5) | N/A | N/A | 42.0 | |
| Jan. 15, 2021, 11 a.m. | 28.2 ppb (27) | 3.1 ppb (3) | N/A | 25.0 ppb (24) | N/A | N/A | 8.0 ppb (8) | 0.29 ppb (4) | N/A | N/A | 27.0 | |
| Jan. 15, 2021, 10 a.m. | 29.0 ppb (28) | 4.1 ppb (4) | N/A | 25.0 ppb (24) | N/A | N/A | 11.0 ppb (11) | 0.33 ppb (4) | N/A | N/A | 28.0 | |
| Jan. 15, 2021, 9 a.m. | 48.7 ppb (46) | 12.0 ppb (12) | N/A | 37.0 ppb (35) | N/A | N/A | 4.0 ppb (4) | 0.46 ppb (6) | N/A | N/A | 46.0 | |
| Jan. 15, 2021, 8 a.m. | 45.5 ppb (43) | 9.6 ppb (10) | N/A | 36.0 ppb (34) | N/A | N/A | 4.0 ppb (4) | 0.5 ppb (6) | N/A | N/A | 43.0 | |
| Jan. 15, 2021, 7 a.m. | 28.1 ppb (27) | 3.8 ppb (4) | N/A | 24.0 ppb (23) | N/A | N/A | 14.0 ppb (13) | 0.35 ppb (4) | N/A | N/A | 27.0 | |
| Jan. 15, 2021, 6 a.m. | 59.2 ppb (57) | 20.3 ppb (20) | N/A | 39.0 ppb (37) | N/A | N/A | 4.0 ppb (4) | 0.61 ppb (7) | N/A | N/A | 57.0 | |
| Jan. 15, 2021, 5 a.m. | 79.1 ppb (78) | 36.6 ppb (35) | N/A | 42.0 ppb (40) | N/A | N/A | 2.0 ppb (2) | 0.82 ppb (10) | N/A | N/A | 78.0 | |
| Jan. 15, 2021, 4 a.m. | 78.0 ppb (77) | 33.7 ppb (32) | N/A | 44.0 ppb (42) | N/A | N/A | 2.0 ppb (2) | 0.77 ppb (10) | N/A | N/A | 77.0 | |
| Jan. 15, 2021, 3 a.m. | 96.3 ppb (97) | 47.0 ppb (45) | N/A | 49.0 ppb (47) | N/A | N/A | 2.0 ppb (2) | 1.13 ppb (13) | N/A | N/A | 97.0 | |
| Jan. 15, 2021, 2 a.m. | 80.5 ppb (80) | 30.2 ppb (29) | N/A | 50.0 ppb (48) | N/A | N/A | 4.0 ppb (4) | 0.95 ppb (11) | N/A | N/A | 80.0 | |
| Jan. 15, 2021, 1 a.m. | 86.6 ppb (86) | 32.6 ppb (31) | N/A | 54.0 ppb (51) | N/A | N/A | 4.0 ppb (4) | 0.99 ppb (12) | N/A | N/A | 86.0 | |
| Jan. 15, 2021, midnight | 43.2 ppb (41) | 8.6 ppb (9) | N/A | 35.0 ppb (34) | N/A | N/A | 24.0 ppb (23) | 0.59 ppb (7) | N/A | N/A | 41.0 | |
| Jan. 14, 2021, 11 p.m. | 24.0 ppb (23) | 4.6 ppb (5) | N/A | 19.0 ppb (18) | N/A | N/A | 40.0 ppb (38) | 0.39 ppb (5) | N/A | N/A | 38.0 | |
| Jan. 14, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 4 p.m. | 109.4 ppb (103) | 73.6 ppb (72) | N/A | 36.0 ppb (34) | N/A | N/A | 7.0 ppb (7) | 0.95 ppb (11) | N/A | N/A | 103.0 | |
| Jan. 14, 2021, 3 p.m. | 103.3 ppb (102) | 66.3 ppb (65) | N/A | 37.0 ppb (35) | N/A | N/A | 4.0 ppb (4) | 0.86 ppb (11) | N/A | N/A | 102.0 | |
| Jan. 14, 2021, 2 p.m. | 70.9 ppb (70) | 35.3 ppb (34) | N/A | 36.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.61 ppb (7) | N/A | N/A | 70.0 | |
| Jan. 14, 2021, 1 p.m. | 70.8 ppb (69) | 37.3 ppb (36) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.57 ppb (7) | N/A | N/A | 69.0 | |
| Jan. 14, 2021, noon | 72.8 ppb (72) | 39.5 ppb (38) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.55 ppb (7) | N/A | N/A | 72.0 | |
| Jan. 14, 2021, 11 a.m. | 52.5 ppb (50) | 20.9 ppb (20) | N/A | 32.0 ppb (31) | N/A | N/A | 3.0 ppb (3) | 0.45 ppb (6) | N/A | N/A | 50.0 | |
| Jan. 14, 2021, 10 a.m. | 48.8 ppb (47) | 18.5 ppb (18) | N/A | 30.0 ppb (29) | N/A | N/A | 3.0 ppb (3) | 0.45 ppb (6) | N/A | N/A | 47.0 | |
| Jan. 14, 2021, 9 a.m. | 74.7 ppb (74) | 40.2 ppb (38) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.6 ppb (7) | N/A | N/A | 74.0 | |
| Jan. 14, 2021, 8 a.m. | 65.9 ppb (64) | 31.7 ppb (30) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.72 ppb (8) | N/A | N/A | 64.0 | |
| Jan. 14, 2021, 7 a.m. | 65.7 ppb (64) | 31.2 ppb (30) | N/A | 35.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.88 ppb (11) | N/A | N/A | 64.0 | |
| Jan. 14, 2021, 6 a.m. | 64.1 ppb (62) | 29.7 ppb (29) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.66 ppb (8) | N/A | N/A | 62.0 | |
| Jan. 14, 2021, 5 a.m. | 78.2 ppb (77) | 41.3 ppb (39) | N/A | 37.0 ppb (35) | N/A | N/A | 3.0 ppb (3) | 0.79 ppb (10) | N/A | N/A | 77.0 | |
| Jan. 14, 2021, 4 a.m. | 87.0 ppb (87) | 48.2 ppb (46) | N/A | 39.0 ppb (37) | N/A | N/A | 3.0 ppb (3) | 0.89 ppb (11) | N/A | N/A | 87.0 | |
| Jan. 14, 2021, 3 a.m. | 93.8 ppb (94) | 51.3 ppb (49) | N/A | 43.0 ppb (41) | N/A | N/A | 3.0 ppb (3) | 1.03 ppb (12) | N/A | N/A | 94.0 | |
| Jan. 14, 2021, 2 a.m. | 103.6 ppb (102) | 56.1 ppb (54) | N/A | 47.0 ppb (45) | N/A | N/A | 3.0 ppb (3) | 1.1 ppb (13) | N/A | N/A | 102.0 | |
| Jan. 14, 2021, 1 a.m. | 92.8 ppb (93) | 45.0 ppb (43) | N/A | 48.0 ppb (46) | N/A | N/A | 4.0 ppb (4) | 1.03 ppb (12) | N/A | N/A | 93.0 | |
| Jan. 14, 2021, midnight | 39.6 ppb (38) | 7.4 ppb (7) | N/A | 32.0 ppb (31) | N/A | N/A | 20.0 ppb (19) | 0.53 ppb (6) | N/A | N/A | 38.0 | |
| Jan. 13, 2021, 11 p.m. | 35.1 ppb (34) | 8.7 ppb (9) | N/A | 26.0 ppb (25) | N/A | N/A | 26.0 ppb (25) | 0.45 ppb (6) | N/A | N/A | 34.0 | |
| Jan. 13, 2021, 10 p.m. | 27.6 ppb (27) | 7.0 ppb (7) | N/A | 21.0 ppb (20) | N/A | N/A | 32.0 ppb (30) | 0.34 ppb (4) | N/A | N/A | 30.0 | |
| Jan. 13, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 4 p.m. | 105.1 ppb (102) | 70.4 ppb (69) | N/A | 35.0 ppb (34) | N/A | N/A | 8.0 ppb (8) | 0.94 ppb (11) | N/A | N/A | 102.0 | |
| Jan. 13, 2021, 3 p.m. | 102.7 ppb (102) | 67.6 ppb (66) | N/A | 35.0 ppb (34) | N/A | N/A | 4.0 ppb (4) | 0.88 ppb (11) | N/A | N/A | 102.0 | |
| Jan. 13, 2021, 2 p.m. | 81.1 ppb (80) | 46.7 ppb (45) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.72 ppb (8) | N/A | N/A | 80.0 | |
| Jan. 13, 2021, 1 p.m. | 76.5 ppb (75) | 42.8 ppb (41) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.66 ppb (8) | N/A | N/A | 75.0 | |
| Jan. 13, 2021, noon | 68.6 ppb (67) | 34.8 ppb (33) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.58 ppb (7) | N/A | N/A | 67.0 | |
| Jan. 13, 2021, 11 a.m. | 78.4 ppb (77) | 44.5 ppb (42) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.62 ppb (7) | N/A | N/A | 77.0 | |
| Jan. 13, 2021, 10 a.m. | 82.7 ppb (82) | 47.3 ppb (45) | N/A | 35.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.65 ppb (8) | N/A | N/A | 82.0 | |
| Jan. 13, 2021, 9 a.m. | 87.6 ppb (87) | 50.7 ppb (48) | N/A | 37.0 ppb (35) | N/A | N/A | 3.0 ppb (3) | 0.81 ppb (10) | N/A | N/A | 87.0 | |
| Jan. 13, 2021, 8 a.m. | 94.2 ppb (94) | 56.3 ppb (54) | N/A | 38.0 ppb (36) | N/A | N/A | 3.0 ppb (3) | 0.88 ppb (11) | N/A | N/A | 94.0 | |
| Jan. 13, 2021, 7 a.m. | 70.6 ppb (69) | 36.7 ppb (35) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.74 ppb (8) | N/A | N/A | 69.0 | |
| Jan. 13, 2021, 6 a.m. | 78.8 ppb (78) | 44.4 ppb (42) | N/A | 34.0 ppb (33) | N/A | N/A | 3.0 ppb (3) | 0.81 ppb (10) | N/A | N/A | 78.0 | |
| Jan. 13, 2021, 5 a.m. | 74.8 ppb (74) | 38.2 ppb (37) | N/A | 37.0 ppb (35) | N/A | N/A | 3.0 ppb (3) | 0.8 ppb (10) | N/A | N/A | 74.0 | |
| Jan. 13, 2021, 4 a.m. | 59.3 ppb (57) | 21.7 ppb (21) | N/A | 38.0 ppb (36) | N/A | N/A | 4.0 ppb (4) | 0.68 ppb (8) | N/A | N/A | 57.0 | |
| Jan. 13, 2021, 3 a.m. | 59.2 ppb (57) | 20.1 ppb (19) | N/A | 39.0 ppb (37) | N/A | N/A | 4.0 ppb (4) | 0.7 ppb (8) | N/A | N/A | 57.0 | |
| Jan. 13, 2021, 2 a.m. | 56.3 ppb (54) | 15.0 ppb (15) | N/A | 41.0 ppb (39) | N/A | N/A | 5.0 ppb (5) | 0.68 ppb (8) | N/A | N/A | 54.0 | |
| Jan. 13, 2021, 1 a.m. | 61.1 ppb (59) | 19.1 ppb (19) | N/A | 42.0 ppb (40) | N/A | N/A | 7.0 ppb (7) | 0.79 ppb (10) | N/A | N/A | 59.0 | |
| Jan. 13, 2021, midnight | 29.0 ppb (28) | 5.6 ppb (6) | N/A | 23.0 ppb (22) | N/A | N/A | 27.0 ppb (25) | 0.43 ppb (5) | N/A | N/A | 28.0 | |
| Jan. 12, 2021, 11 p.m. | 19.8 ppb (19) | 3.8 ppb (4) | N/A | 16.0 ppb (16) | N/A | N/A | 37.0 ppb (35) | 0.34 ppb (4) | N/A | N/A | 35.0 | |
| Jan. 12, 2021, 10 p.m. | 13.7 ppb (13) | 2.5 ppb (3) | N/A | 11.0 ppb (11) | N/A | N/A | 43.0 ppb (40) | 0.25 ppb (3) | N/A | N/A | 40.0 | |
| Jan. 12, 2021, 9 p.m. | 13.7 ppb (13) | 3.5 ppb (4) | N/A | 10.0 ppb (10) | N/A | N/A | 44.0 ppb (41) | 0.23 ppb (3) | N/A | N/A | 41.0 | |
| Jan. 12, 2021, 8 p.m. | 24.5 ppb (24) | 7.2 ppb (7) | N/A | 17.0 ppb (17) | N/A | N/A | 34.0 ppb (32) | 0.3 ppb (4) | N/A | N/A | 32.0 | |
| Jan. 12, 2021, 7 p.m. | 46.7 ppb (45) | 19.7 ppb (19) | N/A | 27.0 ppb (26) | N/A | N/A | 24.0 ppb (23) | 0.4 ppb (5) | N/A | N/A | 45.0 | |
| Jan. 12, 2021, 6 p.m. | 74.8 ppb (74) | 39.1 ppb (37) | N/A | 36.0 ppb (34) | N/A | N/A | 15.0 ppb (14) | 0.61 ppb (7) | N/A | N/A | 74.0 | |
| Jan. 12, 2021, 5 p.m. | 81.5 ppb (81) | 45.3 ppb (43) | N/A | 36.0 ppb (34) | N/A | N/A | 12.0 ppb (12) | 0.69 ppb (8) | N/A | N/A | 81.0 | |
| Jan. 12, 2021, 4 p.m. | 118.0 ppb (105) | 80.5 ppb (80) | N/A | 37.0 ppb (35) | N/A | N/A | 6.0 ppb (6) | 1.12 ppb (13) | N/A | N/A | 105.0 | |
| Jan. 12, 2021, 3 p.m. | 113.9 ppb (104) | 79.4 ppb (79) | N/A | 34.0 ppb (33) | N/A | N/A | 4.0 ppb (4) | 1.05 ppb (13) | N/A | N/A | 104.0 | |
| Jan. 12, 2021, 2 p.m. | 88.3 ppb (88) | 53.4 ppb (51) | N/A | 35.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.84 ppb (10) | N/A | N/A | 88.0 | |
| Jan. 12, 2021, 1 p.m. | 74.3 ppb (73) | 41.2 ppb (39) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.67 ppb (8) | N/A | N/A | 73.0 | |
| Jan. 12, 2021, noon | 47.5 ppb (45) | 17.8 ppb (17) | N/A | 30.0 ppb (29) | N/A | N/A | 3.0 ppb (3) | 0.43 ppb (5) | N/A | N/A | 45.0 | |
| Jan. 12, 2021, 11 a.m. | 43.8 ppb (42) | 12.9 ppb (13) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.39 ppb (5) | N/A | N/A | 42.0 | |
| Jan. 12, 2021, 10 a.m. | 46.5 ppb (44) | 15.9 ppb (15) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.4 ppb (5) | N/A | N/A | 44.0 | |
| Jan. 12, 2021, 9 a.m. | 45.4 ppb (43) | 14.7 ppb (14) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.43 ppb (5) | N/A | N/A | 43.0 | |
| Jan. 12, 2021, 8 a.m. | 44.2 ppb (42) | 12.4 ppb (12) | N/A | 32.0 ppb (31) | N/A | N/A | 4.0 ppb (4) | 0.48 ppb (6) | N/A | N/A | 42.0 | |
| Jan. 12, 2021, 7 a.m. | 47.3 ppb (45) | 13.9 ppb (14) | N/A | 33.0 ppb (32) | N/A | N/A | 4.0 ppb (4) | 0.54 ppb (6) | N/A | N/A | 45.0 | |
| Jan. 12, 2021, 6 a.m. | 61.2 ppb (59) | 25.8 ppb (25) | N/A | 35.0 ppb (34) | N/A | N/A | 3.0 ppb (3) | 0.66 ppb (8) | N/A | N/A | 59.0 | |
| Jan. 12, 2021, 5 a.m. | 53.6 ppb (51) | 17.1 ppb (17) | N/A | 36.0 ppb (34) | N/A | N/A | 4.0 ppb (4) | 0.61 ppb (7) | N/A | N/A | 51.0 | |
| Jan. 12, 2021, 4 a.m. | 72.4 ppb (71) | 32.4 ppb (31) | N/A | 40.0 ppb (38) | N/A | N/A | 3.0 ppb (3) | 0.79 ppb (10) | N/A | N/A | 71.0 | |
| Jan. 12, 2021, 3 a.m. | 50.5 ppb (48) | 12.1 ppb (12) | N/A | 38.0 ppb (36) | N/A | N/A | 5.0 ppb (5) | 0.71 ppb (8) | N/A | N/A | 48.0 | |
| Jan. 12, 2021, 2 a.m. | 48.2 ppb (46) | 10.5 ppb (10) | N/A | 38.0 ppb (36) | N/A | N/A | 9.0 ppb (9) | 0.63 ppb (7) | N/A | N/A | 46.0 | |
| Jan. 12, 2021, 1 a.m. | 69.5 ppb (68) | 24.0 ppb (23) | N/A | 45.0 ppb (43) | N/A | N/A | 7.0 ppb (7) | 0.82 ppb (10) | N/A | N/A | 68.0 | |
| Jan. 12, 2021, midnight | 27.1 ppb (26) | 3.9 ppb (4) | N/A | 23.0 ppb (22) | N/A | N/A | 30.0 ppb (28) | 0.39 ppb (5) | N/A | N/A | 28.0 | |
| Jan. 11, 2021, 11 p.m. | 22.2 ppb (21) | 5.1 ppb (5) | N/A | 17.0 ppb (17) | N/A | N/A | 37.0 ppb (35) | 0.31 ppb (4) | N/A | N/A | 35.0 | |
| Jan. 11, 2021, 10 p.m. | 15.2 ppb (15) | 4.4 ppb (5) | N/A | 11.0 ppb (11) | N/A | N/A | 43.0 ppb (40) | 0.27 ppb (4) | N/A | N/A | 40.0 | |
| Jan. 11, 2021, 9 p.m. | 15.4 ppb (15) | 4.4 ppb (5) | N/A | 11.0 ppb (11) | N/A | N/A | 41.0 ppb (38) | 0.28 ppb (4) | N/A | N/A | 38.0 | |
| Jan. 11, 2021, 8 p.m. | 16.2 ppb (16) | 4.9 ppb (5) | N/A | 11.0 ppb (11) | N/A | N/A | 38.0 ppb (36) | 0.27 ppb (4) | N/A | N/A | 36.0 | |
| Jan. 11, 2021, 7 p.m. | 20.4 ppb (20) | 6.6 ppb (7) | N/A | 14.0 ppb (14) | N/A | N/A | 33.0 ppb (31) | 0.3 ppb (4) | N/A | N/A | 31.0 | |
| Jan. 11, 2021, 6 p.m. | 21.7 ppb (21) | 7.5 ppb (8) | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | 0.31 ppb (4) | N/A | N/A | 29.0 | |
| Jan. 11, 2021, 5 p.m. | 39.4 ppb (38) | 16.9 ppb (16) | N/A | 22.0 ppb (21) | N/A | N/A | 22.0 ppb (21) | 0.41 ppb (5) | N/A | N/A | 38.0 | |
| Jan. 11, 2021, 4 p.m. | 95.7 ppb (96) | 60.3 ppb (58) | N/A | 35.0 ppb (34) | N/A | N/A | 7.0 ppb (7) | 0.89 ppb (11) | N/A | N/A | 96.0 | |
| Jan. 11, 2021, 3 p.m. | 94.6 ppb (95) | 58.1 ppb (56) | N/A | 36.0 ppb (34) | N/A | N/A | 4.0 ppb (4) | 0.91 ppb (11) | N/A | N/A | 95.0 | |
| Jan. 11, 2021, 2 p.m. | 75.3 ppb (74) | 42.0 ppb (40) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.79 ppb (10) | N/A | N/A | 74.0 | |
| Jan. 11, 2021, 1 p.m. | 51.9 ppb (49) | 20.9 ppb (20) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.62 ppb (7) | N/A | N/A | 49.0 | |
| Jan. 11, 2021, noon | 41.9 ppb (40) | 12.9 ppb (13) | N/A | 29.0 ppb (28) | N/A | N/A | 4.0 ppb (4) | 0.49 ppb (6) | N/A | N/A | 40.0 | |
| Jan. 11, 2021, 11 a.m. | 34.5 ppb (33) | 6.6 ppb (7) | N/A | 28.0 ppb (27) | N/A | N/A | 6.0 ppb (6) | 0.43 ppb (5) | N/A | N/A | 33.0 | |
| Jan. 11, 2021, 10 a.m. | 41.8 ppb (40) | 11.2 ppb (11) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.5 ppb (6) | N/A | N/A | 40.0 | |
| Jan. 11, 2021, 9 a.m. | 46.9 ppb (45) | 16.9 ppb (16) | N/A | 30.0 ppb (29) | N/A | N/A | 4.0 ppb (4) | 0.61 ppb (7) | N/A | N/A | 45.0 | |
| Jan. 11, 2021, 8 a.m. | 53.8 ppb (51) | 22.6 ppb (22) | N/A | 31.0 ppb (30) | N/A | N/A | 3.0 ppb (3) | 0.72 ppb (8) | N/A | N/A | 51.0 | |
| Jan. 11, 2021, 7 a.m. | 58.8 ppb (57) | 25.8 ppb (25) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.8 ppb (10) | N/A | N/A | 57.0 | |
| Jan. 11, 2021, 6 a.m. | 58.0 ppb (56) | 24.8 ppb (24) | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 0.84 ppb (10) | N/A | N/A | 56.0 | |
| Jan. 11, 2021, 5 a.m. | 45.2 ppb (43) | 11.8 ppb (12) | N/A | 33.0 ppb (32) | N/A | N/A | 5.0 ppb (5) | 0.74 ppb (8) | N/A | N/A | 43.0 | |
| Jan. 11, 2021, 4 a.m. | 38.7 ppb (37) | 7.4 ppb (7) | N/A | 31.0 ppb (30) | N/A | N/A | 7.0 ppb (7) | 0.66 ppb (8) | N/A | N/A | 37.0 | |
| Jan. 11, 2021, 3 a.m. | 27.4 ppb (26) | 3.4 ppb (4) | N/A | 24.0 ppb (23) | N/A | N/A | 17.0 ppb (16) | 0.54 ppb (6) | N/A | N/A | 26.0 | |
| Jan. 11, 2021, 2 a.m. | 28.6 ppb (27) | 4.4 ppb (5) | N/A | 24.0 ppb (23) | N/A | N/A | 20.0 ppb (19) | 0.57 ppb (7) | N/A | N/A | 27.0 | |
| Jan. 11, 2021, 1 a.m. | 31.6 ppb (30) | 4.1 ppb (4) | N/A | 27.0 ppb (26) | N/A | N/A | 20.0 ppb (19) | 0.61 ppb (7) | N/A | N/A | 30.0 | |
| Jan. 11, 2021, midnight | 18.9 ppb (18) | 3.9 ppb (4) | N/A | 15.0 ppb (15) | N/A | N/A | 36.0 ppb (34) | 0.39 ppb (5) | N/A | N/A | 34.0 |